What's New

• New look and feel
• Animated 3D background
• Updated video player engine
• New menu with section names
• Improved support across all platforms

App Description

Learn all about Filters from synthesist Marc Doty and support the educational activities of the Bob Moog Foundation all at the same time...

If Oscillators generate sound, then do Filters degenerate sound? Find out in this third course in the 6-part series on the Foundation of Synthesis that is all about Filters and Subtractive Synthesis. Bob Moog Foundation lead educator, Marc Doty, introduces you to the basic concepts of sound filtration. You’ll learn about cut-off frequencies, resonance and see every resulting waveform displayed on an Oscilloscope.

iPhone Screenshots

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iPad Screenshots

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App Changes

  • May 21, 2015 Initial release
  • November 08, 2016 Price decrease: $9.99 -> $6.99
  • November 12, 2020 New version 7.1